26513192767 has 2 divisors, whose sum is σ = 26513192768. Its totient is φ = 26513192766.

The previous prime is 26513192689. The next prime is 26513192777. The reversal of 26513192767 is 76729131562.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26513192767 is a prime.

It is a super-2 number, since 2×26513192767² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 26513192767.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26513192777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13256596383 + 13256596384.

It is an arithmetic number, because the mean of its divisors is an integer number (13256596384).

Almost surely, 2^26513192767 is an apocalyptic number.

26513192767 is a deficient number, since it is larger than the sum of its proper divisors (1).

26513192767 is an equidigital number, since it uses as much as digits as its factorization.

26513192767 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 952560, while the sum is 49.

The spelling of 26513192767 in words is "twenty-six billion, five hundred thirteen million, one hundred ninety-two thousand, seven hundred sixty-seven".